過去24小時污染物濃度摘要
北區
| 日期時間 | 二氧化氮 | 臭氧 | 二氧化硫 | 一氧化碳 | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-03-07 23:00 | 38.7 | 8.3 | 2.8 | 1,006.1 | 25.6 | 16.5 |
| 2021-03-07 22:00 | 39.3 | 7.6 | 2.9 | 841.7 | 26.9 | 17.8 |
| 2021-03-07 21:00 | 40.7 | 8.9 | 2.4 | 866.0 | 28.4 | 16.3 |
| 2021-03-07 20:00 | 37.6 | 13.7 | 2.3 | 747.7 | 23.8 | 11.0 |
| 2021-03-07 19:00 | 35.1 | 17.6 | 1.7 | 718.7 | 18.0 | 5.2 |
| 2021-03-07 18:00 | 30.8 | 23.3 | 1.8 | 669.8 | 13.0 | 8.0 |
| 2021-03-07 17:00 | 28.7 | 23.1 | 1.9 | 685.2 | 15.7 | 11.4 |
| 2021-03-07 16:00 | 27.9 | 21.9 | 2.0 | 632.3 | 18.7 | 13.7 |
| 2021-03-07 15:00 | 30.6 | 18.5 | 2.0 | 633.5 | 16.5 | 13.0 |
| 2021-03-07 14:00 | 29.5 | 18.6 | 2.0 | 636.1 | 16.0 | 6.9 |
| 2021-03-07 13:00 | 28.7 | 16.6 | 2.0 | 620.1 | 9.5 | 4.9 |
| 2021-03-07 12:00 | 27.1 | 16.2 | 1.7 | 591.1 | 5.4 | 4.7 |
| 2021-03-07 11:00 | 29.8 | 16.0 | 2.0 | 656.0 | 5.1 | - |
| 2021-03-07 10:00 | 28.2 | 30.1 | 1.5 | 493.4 | 8.8 | - |
| 2021-03-07 09:00 | 32.7 | 29.3 | 1.2 | 561.0 | 10.4 | 7.5 |
| 2021-03-07 08:00 | 22.2 | 46.4 | 1.6 | 509.2 | 7.9 | 5.5 |
| 2021-03-07 07:00 | 18.3 | 52.6 | 1.4 | 432.6 | 7.8 | 5.8 |
| 2021-03-07 06:00 | 18.2 | 54.6 | 1.4 | 471.2 | 10.0 | - |
| 2021-03-07 05:00 | 16.3 | 59.0 | 1.4 | 525.0 | 13.3 | 10.3 |
| 2021-03-07 04:00 | 14.2 | 62.2 | 2.1 | 502.2 | 14.8 | 9.6 |
| 2021-03-07 03:00 | 16.6 | 69.4 | 1.7 | 463.4 | 14.1 | 11.0 |
| 2021-03-07 02:00 | 25.7 | 55.5 | 1.6 | 458.9 | 15.2 | 12.4 |
| 2021-03-07 01:00 | 31.5 | 47.4 | 1.6 | 550.1 | 15.3 | 15.1 |
| 2021-03-07 00:00 | 32.2 | 48.3 | 1.7 | 486.3 | 16.6 | 16.0 |
備註：
(1) 顯示的是香港時間。
(2) PM10 - 可吸入懸浮粒子
PM2.5 - 微細懸浮粒子
(3) 顯示濃度為微克/立方米 。
(4) 污染物濃度資料是以環境保護署空氣質素監測網絡的實時數據計算。
(5) 因進行緊急維護，旺角路邊空氣質素監測站的可吸入懸浮粒子及微細懸浮粒子監測現已暫停，直至另行通告。不便之處，敬請原諒。